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2033
ASTM B210 / AW-2033 / 2033 / T8
| Chemical Properties | % Value |
| Silicon (Si) | 0,10 - 1,20 |
| Chromium (Cr) | 0,00 - 0,15 |
| Manganese (Mn) | 0,40 - 1,00 |
| Magnesium (Mg) | 0,20 - 0,60 |
| Copper (Cu) | 2,20 - 2,70 |
| Titanium (Ti) | 0,00 - 0,20 |
| Iron (Fe) | 0,00 - 0,70 |
| Zinc (Zn) | 0,00 - 0,50 |
| Aluminium (Al) | Balance |
| Nickel (Ni) | 0,00 - 0,15 |
| Physical Properties | Value |
| Density | 2.78 g/cm³ |
| Melting Point | 502 °C |
| Thermal Expansion | 22.9 µm/m.°C |
| Modulus of Elasticity | 73.1 GPa |
| Thermal Conductivity | 173 W/m.K |
| Electrical Resistivity | 0,046 Ωmm² /m |
| Mechanical Properties | Value |
| Proof Strength | 370 MPa |
| Yield Strength | 370 MPa |
| Shear Strength | 240 MPa |
| Elongation A50 mm | 8% |
| Hardness | 95 HB |
2033 T8 aluminum alloy is characterized by its high strength, excellent fatigue resistance, and good machinability, making it suitable for demanding applications. The T8 temper indicates that the alloy has undergone solution heat treatment, mechanical processing, and artificial aging, resulting in improved mechanical properties and stability. This alloy is commonly used in aerospace, automotive, and industrial machinery for components like engine parts, structural elements, and precision-machined parts. It is compatible with anodizing, which enhances corrosion resistance and provides an attractive surface finish, but its copper content requires careful processing. While its weldability is limited, mechanical fasteners or specialized welding techniques are preferred for joining. In terms of formability, 2033 T8 offers moderate bending capabilities, but its high strength can pose challenges in complex forming processes. The alloy performs exceptionally well in high-vibration environments due to its excellent fatigue resistance. Advantages include its high strength, fatigue resistance, and machinability, while disadvantages include limited weldability, reduced formability, and moderate corrosion resistance, making it ideal for precision machining and high-performance applications.
ALLOY DESIGNATIONS
Aluminium alloy 2033 T8 has similarities to the following standard designations and specifications:
Cold Drawn Round/Flat Bars per; 2033 T8, 2000/53/EU (ELV) - 2018/740/EU (RoHS II), UNS A92033, ASTM B211
Cold Drawn Tubes per; 2033 T8, 2000/53/EU (ELV) - 2018/740/EU (RoHS II), UNS A92033, ASTM B210
Choosing Factors for 2033 T8
- Strength: Very good
- Machining: Excellent
- Weldability: Mediocre
- Formability: Acceptable
- Corrosion Resistance: Low
- Heat Treating: Yes
Some Well-Known Applications for 2033 T8
In gas cylinders,
Electrics and electronic parts,
It is also used in bolt and nut manufacturing.
SUPPLIED FORMS
2033 T8 is supplied in round/flat bar and tube/ profile forms.
- Flat/round bar
- Tube/profile
| Mechanical Properties | |||
| Thickness (mm) | Proof Strength (Min.) | Yield Strength (Min.) | Elongation A50 mm % |
| over 0,2 up to & incl. 0,25 mm | 290 | 435 | 10% - 15% |
| over 0,25 up to & incl. 0,35 mm | 305 | 441 | 10% - 15% |
| over 0,35 up to & incl. 0,65 mm | 311 | 443 | 10% - 15% |
| over 3,28 up to & incl. 6,32 mm | 330 | 450 | ≥15% |
| over 6,35 up to & incl. 12,7 mm | 290 | 440 | ≥15% |
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